| 单词 | Magicicada septendecim |
| 释义 | Magicicada septendecim (once / 11819311 pages) n WORD FAMILY Magicicada septendecim n North American cicada; appears in great numbers at infrequent intervals because the nymphs take 13 to 17 years to mature Syn|Hyper periodical cicada, seventeen-year locust cicada, cicala stout-bodied insect with large membranous wings; male has drum-like organs for producing a high-pitched drone |
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